[R] Odp: plot with personalized axes

[Petr PIKAL]

Hi

r-help-bounces at r-project.org napsal dne 28.04.2010 12:06:04:

> Hello all,
> 
> I want to plot some probability points (in scale 0-1), but the large
> majority have extremely low probabilities.
> 
> Imagine I have the following vector
> 
> a<-c(0.0001,0.004,0.01,0.4)
> plot(a)
> 
> When you plot it, obviously the three first points are not very
> distinguishable. I would like to use a y-scale in which each "unity"
> increases 10-fold from the previous one.
> 
> Say, a scale 10^n, where n=1,2,3... (equally spaced). For example,
> c(0.00001,0.0001,0.001,0.01,0.1,1) equally spaced on the y-axis.

If I am not wrong you are talking about logarithmical axes.

plot(a, log="y")

Regards
Petr


> 
> Some advice on that would be greatly appreciated.
> 
> Duarte Viana
> 
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